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发明名称
Support for electrical fixtures
摘要
申请公布号
US2461794(A)
申请公布日期
1949.02.15
申请号
US19450619793
申请日期
1945.10.02
申请人
WILLIAMS JAY E
发明人
WILLIAMS JAY E.
分类号
H02G3/12
主分类号
H02G3/12
代理机构
代理人
主权项
地址
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